Home / 1,580,438,676,375.60-2,370,198,111,100.80-612,131,148,078.70

Finding the Fourth Proportional to 1,580,438,676,375.60, 2,370,198,111,100.80 and 612,131,148,078.70

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Solution

The fourth proportional to 1,580,438,676,375.60, 2,370,198,111,100.80 and 612,131,148,078.70 is: 918,018,593,577.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,438,676,375.60 : 2,370,198,111,100.80 = 612,131,148,078.70 : x
  2. Step 2: Convert to fraction form
    1,580,438,676,375.60/2,370,198,111,100.80 = 612,131,148,078.70/x
  3. Step 3: Cross multiply
    1,580,438,676,375.60x = 2,370,198,111,100.80 × 612,131,148,078.70
  4. Step 4: Simplify right side
    1,580,438,676,375.60x = 1,450,872,090,922,098,597,298,176
  5. Step 5: Solve for x
    x = 1,450,872,090,922,098,597,298,176/1,580,438,676,375.60
  6. Step 6: Final answer
    x = 918,018,593,577.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.